Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25/02/2025, 20:23

General

  • Target

    SecuriteInfo.com.FileRepMalware.4983.32651.msi

  • Size

    1.9MB

  • MD5

    8f3d48e04ed35dd4c367f28ba5534035

  • SHA1

    fe0a4fe18351a6008b6b3f4d106fdbea2fe3f83c

  • SHA256

    1c043deab7eb16e8221cb52312ff5322b83a6cb49fabbf26c294d57ae3246623

  • SHA512

    54a717fa94d8b48dcf67d1d907c3ea7e81c11fe6893da2c7fd93223a776bd661c95aba8857dbcb670034b11e56e21308e98cdb95f8e3fe29ee3e56500ed4d1a0

  • SSDEEP

    24576:vt9cpVDhqmzZnqWmYzNPu2l5GMLEk0ri7Vo7D:4pRhq8ZNzNm2lLEk0oi

Malware Config

Extracted

Family

metastealer

C2

kagkimuoakomksww.xyz

cwikwiiisuyqymso.xyz

qgimwqowkmuicoos.xyz

kuueskmwqmwoocuq.xyz

eaeueussigokssqg.xyz

eoyqkgcyoesysssk.xyz

ocmmqamiyucswwik.xyz

eimemucysaammomg.xyz

iwomsoekyisuymws.xyz

mqykiccmwokeumes.xyz

iqqcgqqseysecuum.xyz

iqmoyikmqymsmcwm.xyz

aseuqoqgaueaymyo.xyz

wycuamkomemmigmy.xyz

ceiyeqaoscmsamim.xyz

skcqkaykccckqyam.xyz

kaycmqwocuyyuqyg.xyz

mqssyaeoeeucegqy.xyz

ywqamawcqumaqiyq.xyz

skscsegicyqikqww.xyz

Attributes
  • dga_seed

    12914

  • domain_length

    16

  • num_dga_domains

    10000

  • port

    443

Signatures

  • Meta Stealer

    Meta Stealer steals passwords stored in browsers, written in C++.

  • MetaStealer payload 1 IoCs
  • Metastealer family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Modifies file permissions 1 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Drops file in Windows directory 9 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Gathers system information 1 TTPs 1 IoCs

    Runs systeminfo.exe.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 50 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.FileRepMalware.4983.32651.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2504
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5052
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1640
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 3444E334786A7A7CDE931F40F9822151
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3872
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-a1308412-d003-4430-b483-a770947993a0\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        • System Location Discovery: System Language Discovery
        PID:4676
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        PID:2368
      • C:\Users\Admin\AppData\Local\Temp\MW-a1308412-d003-4430-b483-a770947993a0\files\setup5917.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-a1308412-d003-4430-b483-a770947993a0\files\setup5917.exe" /VERYSILENT /VERYSILENT
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:728
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Microsoft\Windows\search.exe"
          4⤵
          • Command and Scripting Interpreter: PowerShell
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1780
        • C:\Windows\SysWOW64\systeminfo.exe
          systeminfo
          4⤵
          • System Location Discovery: System Language Discovery
          • Gathers system information
          PID:2332
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4356

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\MW-a1308412-d003-4430-b483-a770947993a0\files.cab

    Filesize

    1.6MB

    MD5

    76ac63f753468e2929373de7214326e7

    SHA1

    7beb1ab0a4e8cee4b85c31452b97697d9ee62c9e

    SHA256

    4b37299c9fba34ec4e439e8e174cf9787540df36bf7f95f23a2bd0f6a25ed9cb

    SHA512

    bc06b82cc2efd39a46b2a6d347b3afb89152835b77ed602a5b4dea2357add8867ba623533fe5752ec76a1e6ff05150eb460437fe32f9a4ed05679c0fc75a0b9e

  • C:\Users\Admin\AppData\Local\Temp\MW-a1308412-d003-4430-b483-a770947993a0\msiwrapper.ini

    Filesize

    1KB

    MD5

    867855ec82f9676e2e405b35a098484a

    SHA1

    2c81ad4eae8abc203a1bb449e172b8235d3f5040

    SHA256

    3474bf4361de77e57c320dacfa52eacabbc0e317206a55b3cfa4f40ff7fb2cf6

    SHA512

    b2fca83e328383d2ea068e775a29e28ae70ed4f5f347c4d4cf1c2f7b31c048df78b5cb4eae1f0f70072adb511b2db4e1b03e42aa58ed101401de99079eed1fd1

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_igqcjvzj.zwe.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Windows\Installer\MSIEBC7.tmp

    Filesize

    208KB

    MD5

    0c8921bbcc37c6efd34faf44cf3b0cb5

    SHA1

    dcfa71246157edcd09eecaf9d4c5e360b24b3e49

    SHA256

    fd622cf73ea951a6de631063aba856487d77745dd1500adca61902b8dde56fe1

    SHA512

    ed55443e20d40cca90596f0a0542fa5ab83fe0270399adfaafd172987fb813dfd44ec0da0a58c096af3641003f830341fe259ad5bce9823f238ae63b7e11e108

  • \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2

    Filesize

    24.1MB

    MD5

    0bc83aa9a7330fb54970061dc22a2972

    SHA1

    9c7c5f31992c6d8ab6530c3a2cb1258f8efd63bd

    SHA256

    7416c002125b9b51bd6bc2511d9dfdcdb78a77be97c020de89f4ff31d5b26a36

    SHA512

    7a75c4f95fb8b29131c1255cf04d793aa9bb5752a860b335deed9ec8c754512b395870a8d2135727a5249ef26b056382a5f7d48852a87f77a801e0ba9bf49102

  • \??\Volume{22274b92-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{38ed7e58-04be-44bb-b357-95c8ca32c2b3}_OnDiskSnapshotProp

    Filesize

    6KB

    MD5

    ae06317f033d8cb8dce649223f0f7e21

    SHA1

    80d52086a71cb4caa12001ae977364b589080362

    SHA256

    06a438373ec7c4eaf831ea582c8d05010dea5db357a6e0d73b7757a527bb219d

    SHA512

    abe6beb298cb3c042509e8bb577790ddc8921a6398e6226d2b89467a684d02fd28ad295532213ecf9656ebfc74e8cae09d22c6074d6969ce5a5c96f4dfd53754

  • memory/728-79-0x0000000010000000-0x0000000010738000-memory.dmp

    Filesize

    7.2MB

  • memory/1780-99-0x00000000064B0000-0x00000000064FC000-memory.dmp

    Filesize

    304KB

  • memory/1780-113-0x0000000007670000-0x0000000007713000-memory.dmp

    Filesize

    652KB

  • memory/1780-87-0x0000000005E20000-0x0000000005E86000-memory.dmp

    Filesize

    408KB

  • memory/1780-86-0x0000000005DB0000-0x0000000005E16000-memory.dmp

    Filesize

    408KB

  • memory/1780-84-0x0000000005590000-0x0000000005BB8000-memory.dmp

    Filesize

    6.2MB

  • memory/1780-97-0x0000000005F90000-0x00000000062E4000-memory.dmp

    Filesize

    3.3MB

  • memory/1780-98-0x0000000006470000-0x000000000648E000-memory.dmp

    Filesize

    120KB

  • memory/1780-83-0x0000000002B50000-0x0000000002B86000-memory.dmp

    Filesize

    216KB

  • memory/1780-101-0x0000000007630000-0x0000000007662000-memory.dmp

    Filesize

    200KB

  • memory/1780-102-0x000000006F560000-0x000000006F5AC000-memory.dmp

    Filesize

    304KB

  • memory/1780-112-0x0000000006A50000-0x0000000006A6E000-memory.dmp

    Filesize

    120KB

  • memory/1780-85-0x00000000054D0000-0x00000000054F2000-memory.dmp

    Filesize

    136KB

  • memory/1780-114-0x0000000007DF0000-0x000000000846A000-memory.dmp

    Filesize

    6.5MB

  • memory/1780-115-0x00000000077A0000-0x00000000077BA000-memory.dmp

    Filesize

    104KB

  • memory/1780-116-0x0000000007810000-0x000000000781A000-memory.dmp

    Filesize

    40KB

  • memory/1780-117-0x0000000007A30000-0x0000000007AC6000-memory.dmp

    Filesize

    600KB

  • memory/1780-118-0x00000000079A0000-0x00000000079B1000-memory.dmp

    Filesize

    68KB

  • memory/1780-119-0x00000000079D0000-0x00000000079DE000-memory.dmp

    Filesize

    56KB

  • memory/1780-120-0x00000000079E0000-0x00000000079F4000-memory.dmp

    Filesize

    80KB

  • memory/1780-121-0x0000000007AF0000-0x0000000007B0A000-memory.dmp

    Filesize

    104KB

  • memory/1780-122-0x0000000007A20000-0x0000000007A28000-memory.dmp

    Filesize

    32KB